Synonyms: 2-Pyrazoline,1,5-diphenyl-3-styryl- (6CI,7CI,8CI); 1,5-Diphenyl-3-(2-styryl)-D2-pyrazoline; 1,5-Diphenyl-3-(b-styryl)-2-pyrazoline;1,5-Diphenyl-3-styryl-2-pyrazoline; 1,5-Diphenyl-3-styryl-D2-pyrazoline;1,5-Diphenyl-3-styrylpyrazoline; 1,5-Diphenyl-b-styrylpyrazoline; DFSP; DSP; DSP (scintillator);Pyrazoline 1